BU4822F-TR
- Mfr.Part #
- BU4822F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- 4-TSOP (0.049, 1.25mm Width)
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 13,766
- In Stock :
- 13,766
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Mount :
- Surface Mount
- Supply Voltage :
- 2.4V
- Power Supplies :
- 2.5/5V
- Terminal Form :
- Gull wing
- Min Reset Threshold Voltage :
- 2.178V
- Voltage - Threshold :
- 2.2V
- Operating Supply Current :
- 550nA
- Max Reset Threshold Voltage :
- 2.222V
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Type :
- Simple Reset/Power-On Reset
- Max Supply Voltage :
- 7V
- Package / Case :
- 4-TSOP (0.049, 1.25mm Width)
- ECCN Code :
- EAR99
- Number of Pins :
- 4
- Base Part Number :
- BU48*
- Number of Channels :
- 1
- Published :
- 2009
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Lead Free :
- Lead Free
- Min Supply Voltage :
- 900mV
- Output :
- Open Drain or Open Collector
- Number of Terminations :
- 4
- Pbfree Code :
- yes
- Terminal Position :
- Dual
- Mounting Type :
- Surface Mount
- Length :
- 2mm
- Max Power Dissipation :
- 400mW
- Adjustable Threshold :
- No
- Accuracy :
- 1 %
- Watchdog Timer :
- No
- Pin Count :
- 4
- Reset :
- Active High/Active Low
- Number of Functions :
- 1
- Max Supply Current :
- 1.23μA
- Threshold Voltage :
- +2.2V
- Factory Lead Time :
- 7 Weeks
- Operating Temperature :
- -40°C~125°C TA
- Number of Voltages Monitored :
- 1
- Datasheets
- BU4822F-TR

Supervisors ROHM Semiconductor BU4822F-TR Overview
The ROHM Semiconductor BU4822F-TR Supervisor IC is a high-performance, single-channel supervisor circuit designed for precision voltage monitoring. With its compact 4SOP package, this IC provides efficient supervision of system voltages, ensuring reliable operation and system integrity. The BU4822F-TR is engineered to safeguard sensitive microprocessors and other voltage-sensitive components by monitoring power supplies in real-time, making it an essential component for any application requiring robust voltage supervision. This overview explores the key features and potential applications of the Supervisors ROHM Semiconductor BU4822F-TR, highlighting its relevance in today’s advanced electronic environments.
BU4822F-TR Features
The BU4822F-TR offers a range of features tailored for effective voltage supervision, including:
- Single-channel operation for simplified system integration.
- High precision voltage detection to ensure system stability and safety.
- Low power consumption, which is ideal for power-sensitive applications.
- Compact 4SOP package allowing for integration in space-constrained environments.
- Automatic system reset functionality when abnormal voltage is detected.
BU4822F-TR Applications
- Consumer Electronics: Used in devices like smartphones and tablets to prevent damage from power surges and ensure stable operation.
- Computing Systems: Implements system resets in desktops and servers to manage sudden drops or spikes in power supply, maintaining system performance and preventing data loss.
- Industrial Automation: Monitors power supplies in industrial equipment to prevent operational disruptions caused by voltage fluctuations.
- Automotive Systems: Ensures the reliability of electronic components in vehicles, enhancing safety by managing voltage levels in critical systems.
- Telecommunications Equipment: Maintains system integrity in communication infrastructure by providing continuous monitoring and immediate response to power instability.
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